The most important task of highquality research universities is to cultivate innovative talents with high quality for the country. As a cultivating model, the key of graduate education is to nurture and enhance graduate students’ innovative capacity and core competition ability. It is a major topic needed to be researched and solved in research universities. Depending on the shortcomings of graduate education in terms of innovative ability, key factors that may affect the innovative ability cultivating of graduate students, including the tutor team construction, curriculum setting and practice, were analyzed and discussed in the paper.